Stocks › PSC

PSC

PSC·USD

$67.64

-0.51 (-0.75%)

Close · Oct 6, 2026 · Close Prices from Tiingo.com

PSC

Nasdaq 100S&P 500

Filings

Default90D1Y5YALL

PSCS&P 500 (rebased)

Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying

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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair

Congressional Trades

Recent trades of PSC by members of U.S. Congress · 0 on record

No congressional trades in PSC on record.

Whale Activity

Position changes in PSC reported for 2026-03-31 by 2 tracked institutional filers

Increased1
New1
Held0
Decreased0
Closed0
No prior filing0

Filer	Shares	Value	Change
Citadel Advisors LLC	43.9K	$2.5M	increased
D. E. Shaw & Co., Inc.	6,398	$367K	new

KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.

Insider Trading

Net shares bought (+) or sold (−) on the open market by PSC insiders, by quarter · Form 4

No open-market insider buys or sells in the last two years.

Recent Insider Transactions

0 transactions on record · newest first

All insider activity →

No insider transactions on record.

Fund Holders

Mutual funds and ETFs holding PSC · SEC Form N-PORT

Fund	Shares	Value	% of fund	As of
SAM Balanced Portfolio Principal Funds, Inc	2.8M	$193.8M	3.96%	Jul 31, 2026
SAM Conservative Growth Portfolio Principal Funds, Inc	2.6M	$178.9M	5.06%	Jul 31, 2026
SAM Strategic Growth Portfolio Principal Funds, Inc	2.3M	$158.3M	6.04%	Jul 31, 2026
SAM Conservative Balanced Portfolio Principal Funds, Inc	680.7K	$46.3M	2.50%	Jul 31, 2026
SAM Strategic Growth Portfolio Principal Variable Contract Funds, Inc	502.1K	$35.2M	6.70%	Jun 30, 2026
SAM Flexible Income Portfolio Principal Funds, Inc	472.0K	$32.1M	1.51%	Jul 31, 2026
SAM Conservative Growth Portfolio Principal Variable Contract Funds, Inc	368.4K	$25.8M	5.73%	Jun 30, 2026
SAM Balanced Portfolio Principal Variable Contract Funds, Inc	365.6K	$25.6M	4.55%	Jun 30, 2026
Principal LifeTime 2040 Fund Principal Funds, Inc	74.4K	$5.1M	0.12%	Jul 31, 2026
SAM Conservative Balanced Portfolio Principal Variable Contract Funds, Inc	65.2K	$4.6M	2.91%	Jun 30, 2026

Mutual funds and ETFs whose N-PORT filings list PSC's shares (CUSIP 74255Y607), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.

Activist & Passive Stakes

Schedule 13D / 13G beneficial-ownership filings

No 13D/13G beneficial-ownership filings on record.

Corporate Lobbying

Estimated quarterly lobbying spending reported under the LDA, filings naming PSC as client

No lobbying filings found naming PSC as the client.

Government Contracts

Federal awards to PSC · USAspending

No federal contract awards found for PSC.

U.S. Patents

Recent USPTO applications naming PSC

No USPTO patent applications found for PSC.

Annual Financials

From PSC's 10-K filings · XBRL

No annual XBRL figures on record for PSC. KeyVex's fundamentals cover about 130 large companies so far.

Stock Splits

Every split and reverse split in the price history

No stock splits in PSC's price history.

Material Events (8-K)

Corporate events filed with the SEC

No 8-K filings on record.

About PSC

From SEC EDGAR company records

No company profile on record.